IDW11120
Australian Government Bureau of Meteorology
Western Australia
Issued at 1:01 am WST on Tuesday 25 August 2026
for the period until midnight WST Thursday 27 August 2026.
Please be aware
Wind and wave forecasts are averages. Wind gusts can be 40 per cent stronger than the forecast, and stronger still in squalls and thunderstorms. Maximum waves can be twice the forecast height.
A trough extends from the inland Pilbara across the west Kimberley and Pilbara coasts. The western part of the trough will start to move inland through the Pilbara later today as a ridge to the south begins to weaken. As this ridge continues to contract towards the southeast, a new ridge will strengthen from the west into the Pilbara and adjacent waters from Thursday.
Winds: West to southwesterly about 10 knots becoming north to northwesterly in the morning. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Sunny.
Winds: Variable about 10 knots. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Mostly sunny.
Winds: Variable about 10 knots. Seas: Below 0.5 metres. Swell: Westerly below 1 metre. Weather: Mostly sunny.
Winds: South to southwesterly 10 to 15 knots turning southeasterly early in the morning then becoming variable about 10 knots in the early afternoon. Winds reaching up to 20 knots offshore south of Broome during the morning. Seas: Around 1 metre. Swell: Westerly below 1 metre. Weather: Sunny.
Winds: Variable about 10 knots becoming east to southeasterly 10 to 15 knots before dawn then tending northwest to northeasterly in the middle of the day. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Sunny.
Winds: Variable about 10 knots. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Mostly sunny.
Winds: South to southwesterly 10 to 15 knots shifting north to northeasterly 15 to 20 knots in the early afternoon. Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to 1 metre during the afternoon. Swell: Westerly below 1 metre. Weather: Sunny.
Winds: East to southeasterly 10 to 15 knots becoming variable about 10 knots in the middle of the day then becoming west to southwesterly 10 to 15 knots in the evening. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Sunny.
Winds: South to southwesterly 15 to 20 knots tending west to southwesterly 10 to 15 knots during the day. Seas: Around 1 metre. Swell: Westerly around 1 metre. Weather: Mostly sunny.
Winds: Southeast to southwesterly 15 to 20 knots tending northeast to southeasterly in the morning then tending north to northeasterly in the early afternoon. Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning. Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore. Weather: Sunny.
Winds: Variable about 10 knots becoming southwesterly 10 to 15 knots in the late evening. Seas: Below 1 metre. Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore. Weather: Sunny.
Winds: South to southwesterly 15 to 20 knots. Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore east of Barrow Island during the morning. Swell: West to southwesterly below 1 metre inshore, increasing to 1.5 to 2.5 metres offshore. Weather: Sunny.
The next routine forecast will be issued at 7:01 am WST Tuesday.
* Calls to 1300 numbers cost around 27.5c incl. GST, higher from mobiles or public phones. Marine forecasts are also available on VHF and HF radio. View the radio schedule on www.bom.gov.au/marine
Check the latest Coastal Waters Forecasts for information on wind, wave and weather conditions for neighbouring coastal zones